Braze vs Substack
Braze is a all-in-one marketing platform while Substack is a newsletter platform. Braze has been around since 2011, giving it a 6-year head start over Substack (founded 2017). Braze starts at custom pricing versus free for Substack. Substack offers a free plan (Unlimited subscribers, unlimited emails, all core features free — Substack only charges when you earn), while Braze does not. Braze has the edge with marketing automation, A/B testing, SMS marketing.
Quick Verdict
Braze wins on deliverability, integrations.
Substack wins on free tier.
Best for most users: Braze (enterprise companies).
Braze
Rewrite the rules of customer engagement with AI
Braze is a leading enterprise customer engagement platform that enables brands to orchestrate personalized, cross-channel experiences at massive scale. With AI-powered decisioning and real-time journey orchestration, it is purpose-built for large consumer brands and mobile-first companies.
Substack
The newsletter platform where writers build independent media businesses
Substack is the dominant newsletter platform that uniquely combines free publishing tools with a 10% revenue-share model, letting writers launch subscription-based media businesses with zero upfront cost. Beyond newsletters, it has evolved into a full creator ecosystem with podcasts, video, livestreaming, Notes (microblogging), and community Chat, backed by a powerful built-in discovery network that helps writers find audiences organically.
Feature Comparison
| Feature | Braze | Substack |
|---|---|---|
| Rating | 4.4/5 | 4.4/5 |
| Starting Price | Custom | Free |
| Free Plan | No free plan | Unlimited subscribers, unlimited emails, all core features free — Substack only charges when you earn |
| Founded | 2011 | 2017 |
| Email Templates | 100 | 1 |
| Integrations | 170 | 0 |
| Deliverability Rate | 97.5% | 95% |
| Marketing Automation | ✓ | ✕ |
| A/B Testing | ✓ | ✕ |
| Landing Pages | ✕ | ✕ |
| Segmentation | ✓ | ✕ |
| Drag & Drop Editor | ✓ | ✕ |
| SMS Marketing | ✓ | ✕ |
| Ecommerce Features | ✓ | ✕ |
| API Access | ✓ | ✕ |
| Multi-Language | ✓ | ✕ |
| Web Push Notifications | ✓ | ✕ |
| Live Chat | ✓ | ✕ |
| Advanced Analytics | ✓ | ✕ |
Braze: Pros & Cons
Pros
- +Industry-leading cross-channel orchestration across email, SMS, push, web, and WhatsApp
- +BrazeAI provides predictive intelligence and content optimization
- +170+ turnkey integrations including data warehouses
- +Publicly traded (NASDAQ: BRZE) with proven enterprise reliability
- +Real-time data processing supports sub-second personalization at scale
Cons
- −Enterprise-only contracts typically start at $50,000+/year
- −Steep learning curve with complex setup requiring dedicated implementation resources
- −Overkill for small businesses or teams with simple email marketing needs
- −No free plan or self-serve trial available
- −Implementation timeline typically requires months, not days
Substack: Pros & Cons
Pros
- +Completely free to start with no upfront costs — zero barrier to entry with all core publishing features available immediately
- +Built-in audience discovery network with Recommendations and Notes driving organic subscriber growth (users report gaining 1,000+ subscribers through Recommendations alone)
- +True content ownership: creators can export their full subscriber list and content at any time to migrate elsewhere
- +Multimedia platform supporting newsletters, podcasts, video, livestreaming, Notes, and Chat communities in a single integrated experience
- +Strong reader engagement with genuine community interaction through comments, Chat, and Notes — higher engagement rates than typical social media platforms
Cons
- −The 10% platform fee plus Stripe's ~2.9% + $0.30 per transaction creates a 13-16% total take rate that becomes very expensive at scale (e.g., $1,300-$1,600/month on $10K revenue)
- −No email marketing automation, segmentation, A/B testing, or advanced personalization — all subscribers receive identical emails with no conditional logic
- −No public API and zero native third-party integrations — cannot connect to CRMs, e-commerce platforms, Zapier, or other marketing tools
- −Limited design customization with a single standardized template — no drag-and-drop editor, no custom HTML, and minimal branding options
- −Platform can remove content or delete accounts without notice, and customer support is difficult to reach for issue resolution
The Verdict
Braze and Substack are closely matched — both score within 0.0 points of each other in our overall rating. Your decision should come down to specific needs rather than overall quality. On deliverability, Braze reports 97.5% compared to 95% for Substack — a meaningful difference if inbox placement is critical for your campaigns.
| Criterion | Weight | Braze | Substack |
|---|---|---|---|
| Starting Price | 30% | Free | Free |
| Deliverability | 25% | 97.5% | 95% |
| Rating | 25% | 4.4/5 | 4.4/5 |
| Integrations | 10% | 170 | 0 |
| Free Tier | 10% | No | Yes |
Weights determine how much each criterion counts toward the final score. See full methodology
Choose Braze if…
- + You need SMS marketing
- + You need marketing automation
- + You need ecommerce integrations
- + You need API access for custom integrations
Choose Substack if…
- + You need a free plan to get started
- + You're a independent writers and journalists
- + You're a newsletter creators monetizing through paid subscriptions